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Module 20 - Calculating Speed And Graphing Motion
Test Description: Calculating Speed and Graphing Motion
Instructions: Answer all questions to get your test result.
1) If a car traveled 200 miles in 1.45 hours. What is its average speed to the nearest whole number?
A
137 m/s
B
137 miles/hr
C
138 m/s
D
138 miles/hr
2) During an investigation, a student measured the distances that four electric toy cars traveled in 12 seconds. Which toy car had an average speed of 2.5 m/s?
A
Car 4
B
Car 1
C
Car 2
D
Car 3
3) Students at school every year had to run a mile. On average, students in middle school ran 1 mile in approximately 10 minutes. What is the average speed of students in middle school running a mile?
A
0.1 mpm
B
1 mph
C
10 mph
D
1 mpm
4) Which of the following mathematical formulas should Douglas use to accurately determine which one of his friends runs fastest?
A
v=d(t)
B
t=d/v
C
v=d/t
D
d=v(t)
5) A student was investigating how the angle of a ramp effects the average speed of a cart. The student found that the cart traveled 100 centimeters (cm) in 5 seconds (s). What is the average speed of the cart?
A
105 cm/s
B
20 cm/s
C
500 cm/s
D
95 cm/s
6) Which of the following correctly identifies when this object had the greatest average speed?
A
Between 2 and 3 seconds
B
Between 3 and 5 seconds
C
Between 0 and 2 seconds
D
Between 4 and 5 seconds
7) Which of the following most accurately describes the motion of the student according to their position-time graph?
A
The student first decreased in speed, stopped, then increased in speed in the other direction.
B
The student first traveled at a constant speed, stopped, then continued at the same constant speed in the other direction.
C
The student first increased in speed, stopped, then continued at the same speed in the other direction.
D
The student first decelerated, stopped, then accelerated in the opposite direction.
8) Which of the following graphs represents an object accelerating the most?
A
Graph (b)
B
Graph (d)
C
Graph (c)
D
Graph (a)
9) Which of the following correctly identifies the average speed and motion of this car?
A
15 km/hr decelerating with a positive velocity
B
75 km/hr accelerating with a negative velocity
C
15 m/s decelerating with a negative velocity
D
5 m/s accelerating with a positive velocity
10) Alexander and George investigated the motion of a car during a 5 hour trip. Their data is in the table shown. Which of the following is the best position-time graph to represent the motion of their car?
A
Graph (d)
B
Graph (a)
C
Graph (b)
D
Graph (c)
*select an answer for all questions
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